Top 100 Scientists

World Top 100 Scientists 2025

Top 100 scientists can be ranked globally or specific to the following regions including Africa, Asia, Europe, North America, Latin America, Oceania, Arab League, ASEAN, EECA, and BRICS based on total H-index scores without any breakdown by subject areas. Top 100 rankings in the world, in a continent, or a region include standardized subjects areas of Agriculture & Forestry, Arts, Design and Architecture, Business & Management, Economics & Econometrics, Education, Engineering & Technology, History, Philosophy, Theology, Law/Law and Legal Studies, Medical and Health Sciences, Natural Sciences, Social Sciences, Art and Humanities Rankings and Social Sciences and Humanities Rankings BETA VERSION. Subject field ranking in world, region, country and university is beta version since subject field "others" (873,690 scientists profile whose branch cannot be determined, not yet edited or determined) is excluded, so the ranking will change as the others fields are edited. Please note that. Subjects indicated as “ * others ” will not be included in the ranking by regions and subjects.

* Rankings
Ranking Based On Selection: 1
Takahiko Horiuchi
Color Engineering
Digital Image Processing
Visual Cognition & Perception
Metrics
H-Index
i10 Index
Citation
25
62
2,392
Toshihiko Matsuka
cognitive science
computational psychology
Metrics
H-Index
i10 Index
Citation
12
16
1,234
Tomokazu Ushitani
Comparative cognition
Experimental psychology
Perception and attention
Spatial cognition
Metrics
H-Index
i10 Index
Citation
12
13
393
Eiji Kimura
visual perception
pupillometry
color vision
binocular interaction
Metrics
H-Index
i10 Index
Citation
11
11
348
Rankings
Ranking Based On Selection: 1
Takahiko Horiuchi
Metrics
H-Index
i10 Index
Citation Counts
25
62
2,392
Color Engineering
Digital Image Processing
Visual Cognition & Perception
Rankings
Ranking Based On Selection: 2
Toshihiko Matsuka
Metrics
H-Index
i10 Index
Citation Counts
12
16
1,234
cognitive science
computational psychology
Rankings
Ranking Based On Selection: 3
Tomokazu Ushitani
Metrics
H-Index
i10 Index
Citation Counts
12
13
393
Comparative cognition
Experimental psychology
Perception and attention
Spatial cognition
Rankings
Ranking Based On Selection: 4
Eiji Kimura
Metrics
H-Index
i10 Index
Citation Counts
11
11
348
visual perception
pupillometry
color vision
binocular interaction